Công thức thì QKĐ (V: thường)

(+) S + V2/ed 

(-) S + didn't + V1 

(?) Did + S+ V1?

DHNB: ago, last (year, month ...), yesterday, in + năm QK, ...

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1. Did Hoa go to the cinema with her boyfriend last night?

2. Did your grandmother go to the market last week?

3. Did Ten send his boss a letter apologizing for being late for his appointment yesterday?

4. Did Sammy buy a new computer last month?

5. Did she walk to school?

6. Did your boyfriend give you a bouquet of roses?

`color{orange}{~MiaMB~}`